Holtsville, New York
Current Conditions -  °F | °C
As of 3:56 PM on Thursday 31 Jul 2014 (Local Time) from KISP Reporting Station
Few Clouds Few Clouds  
Wind Chill: 79°   Ceiling: Unl
Heat Index: 80°   Visibility: 10mi
Dew Point: 57°   Wind: 14mph
Humidity: 47%   Direction: 180°S
Pressure: 30.09"   Gusts: NA
Location:  40.81°N, 73.04°W
Report Text: KISP 311956Z 18012KT 10SM FEW045 26/14 A3009 RMK AO2 SLP190 T02610139
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 78° - Lo 66°
5 PM
Sunny
Sunny
77°
6 PM
Sunny
Sunny
76°
7 PM
Sunny
Sunny
74°
8 PM
Sunny
Sunny
72°
9 PM
Clear
Clear
71°
10 PM
Clear
Clear
70°
Weather Maps
Daily Forecast -  °F | °C
thu fri sat sun mon tue wed thu fri sat
jul
31
P Cloudy
P Cloudy
78°
66°
aug
01
AM Showers
AM Showers
80°
65°
aug
02
Rain
Rain
72°
63°
aug
03
Iso T-Storms
Iso T-Storms
77°
66°
aug
04
Sct T-Storms
Sct T-Storms
80°
67°
aug
05
P Cloudy
P Cloudy
83°
67°
aug
06
P Cloudy
P Cloudy
80°
65°
aug
07
M Cloudy
M Cloudy
79°
66°
aug
08
AM Rain
AM Rain
79°
66°
aug
09
AM Showers
AM Showers
78°
66°
Details for Thursday, July 31 (Evening)
Evening: Partly cloudy. Low 66F. Winds SSW at 10 to 15 mph.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 2%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:08 PM
 
Moonrise: 10:14 AM
Moonset: 10:17 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (197°)
Speed: 12Mph(19Km, 13Kts)
Details for Friday, August 01
A few showers early with overcast skies later in the day. High near 80F. Winds S at 5 to 10 mph. Chance of rain 30%.
Evening: Cloudy in the evening, then off and on rain showers after midnight. Low around 65F. Winds ESE at 5 to 10 mph. Chance of rain 50%.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 82%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:07 PM
 
Moonrise: 11:12 AM
Moonset: 10:47 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (188°)
Speed: 10Mph(16Km, 11Kts)
Details for Saturday, August 02
Mainly cloudy and rainy. Highs in the low 70s and lows in the low 60s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 82%
Relative Humidity
Precipitation: 70%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 97%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:06 PM
 
Moonrise: 12:10 PM
Moonset: 11:20 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ENE
Direction: ENE (63°)
Speed: 12Mph(19Km, 14Kts)
Details for Sunday, August 03
Partly cloudy with a stray thunderstorm. Highs in the upper 70s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 79%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 59%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:05 PM
 
Moonrise: 1:11 PM
Moonset: 11:56 PM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  ESE
Direction: ESE (111°)
Speed: 7Mph(12Km, 8Kts)
Details for Monday, August 04
Scattered thunderstorms. Highs in the low 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 53%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:04 PM
 
Moonrise: 2:12 PM
Moonset: 12:01 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WSW
Direction: WSW (243°)
Speed: 10Mph(16Km, 11Kts)
Details for Tuesday, August 05
Mix of sun and clouds. Highs in the low 80s and lows in the upper 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 30%
Cloud Coverage
Sunrise: 5:52 AM
Sunset: 8:02 PM
 
Moonrise: 3:15 PM
Moonset: 12:37 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  W
Direction: W (266°)
Speed: 11Mph(18Km, 13Kts)
Details for Wednesday, August 06
Mix of sun and clouds. Highs in the low 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 45%
Cloud Coverage
Sunrise: 5:53 AM
Sunset: 8:01 PM
 
Moonrise: 4:15 PM
Moonset: 1:25 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (298°)
Speed: 10Mph(16Km, 12Kts)
Details for Thursday, August 07
Mostly cloudy. Highs in the upper 70s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 75%
Cloud Coverage
Sunrise: 5:54 AM
Sunset: 8:00 PM
 
Moonrise: 5:14 PM
Moonset: 2:21 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  W
Direction: W (276°)
Speed: 10Mph(16Km, 11Kts)
Details for Friday, August 08
Cloudy with rain in the morning. Highs in the upper 70s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 50%
Cloud Coverage
Sunrise: 5:55 AM
Sunset: 7:59 PM
 
Moonrise: 6:08 PM
Moonset: 3:24 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (186°)
Speed: 9Mph(15Km, 11Kts)
Details for Saturday, August 09
Showers ending by midday. Highs in the upper 70s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 5:56 AM
Sunset: 7:58 PM
 
Moonrise: 6:56 PM
Moonset: 4:33 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (230°)
Speed: 11Mph(17Km, 12Kts)
Daily Forecast Chart
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